2 8a35f56c 2022-07-16 thomas * Copyright (c) 2016-2019, 2020-2021 Tracey Emery <tracey@traceyemery.net>
3 8a35f56c 2022-07-16 thomas * Copyright (c) 2004, 2005 Esben Norby <norby@openbsd.org>
4 8a35f56c 2022-07-16 thomas * Copyright (c) 2004 Ryan McBride <mcbride@openbsd.org>
5 8a35f56c 2022-07-16 thomas * Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org>
6 8a35f56c 2022-07-16 thomas * Copyright (c) 2001 Markus Friedl. All rights reserved.
7 8a35f56c 2022-07-16 thomas * Copyright (c) 2001 Daniel Hartmeier. All rights reserved.
8 8a35f56c 2022-07-16 thomas * Copyright (c) 2001 Theo de Raadt. All rights reserved.
10 8a35f56c 2022-07-16 thomas * Permission to use, copy, modify, and distribute this software for any
11 8a35f56c 2022-07-16 thomas * purpose with or without fee is hereby granted, provided that the above
12 8a35f56c 2022-07-16 thomas * copyright notice and this permission notice appear in all copies.
14 8a35f56c 2022-07-16 thomas * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
15 8a35f56c 2022-07-16 thomas * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
16 8a35f56c 2022-07-16 thomas * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
17 8a35f56c 2022-07-16 thomas * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
18 8a35f56c 2022-07-16 thomas * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
19 8a35f56c 2022-07-16 thomas * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
20 8a35f56c 2022-07-16 thomas * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
24 8a35f56c 2022-07-16 thomas #include <sys/ioctl.h>
25 8a35f56c 2022-07-16 thomas #include <sys/types.h>
26 8b925c6c 2022-07-16 thomas #include <sys/queue.h>
27 8a35f56c 2022-07-16 thomas #include <sys/socket.h>
28 8a35f56c 2022-07-16 thomas #include <sys/stat.h>
30 8a35f56c 2022-07-16 thomas #include <net/if.h>
31 8a35f56c 2022-07-16 thomas #include <netinet/in.h>
33 8a35f56c 2022-07-16 thomas #include <arpa/inet.h>
35 8a35f56c 2022-07-16 thomas #include <ctype.h>
36 8a35f56c 2022-07-16 thomas #include <err.h>
37 8a35f56c 2022-07-16 thomas #include <errno.h>
38 8a35f56c 2022-07-16 thomas #include <event.h>
39 8a35f56c 2022-07-16 thomas #include <ifaddrs.h>
40 8a35f56c 2022-07-16 thomas #include <limits.h>
41 8a35f56c 2022-07-16 thomas #include <netdb.h>
42 8a35f56c 2022-07-16 thomas #include <stdarg.h>
43 8a35f56c 2022-07-16 thomas #include <stdlib.h>
44 8a35f56c 2022-07-16 thomas #include <stdio.h>
45 8a35f56c 2022-07-16 thomas #include <string.h>
46 8a35f56c 2022-07-16 thomas #include <syslog.h>
47 8a35f56c 2022-07-16 thomas #include <unistd.h>
49 8a35f56c 2022-07-16 thomas #include "proc.h"
50 8a35f56c 2022-07-16 thomas #include "gotwebd.h"
51 cdbe1d7d 2022-08-06 thomas #include "got_sockaddr.h"
53 8a35f56c 2022-07-16 thomas TAILQ_HEAD(files, file) files = TAILQ_HEAD_INITIALIZER(files);
54 8a35f56c 2022-07-16 thomas static struct file {
55 8a35f56c 2022-07-16 thomas TAILQ_ENTRY(file) entry;
56 8a35f56c 2022-07-16 thomas FILE *stream;
57 8a35f56c 2022-07-16 thomas char *name;
58 8a35f56c 2022-07-16 thomas int lineno;
59 8a35f56c 2022-07-16 thomas int errors;
61 8a35f56c 2022-07-16 thomas struct file *newfile(const char *, int);
62 8a35f56c 2022-07-16 thomas static void closefile(struct file *);
63 8a35f56c 2022-07-16 thomas int check_file_secrecy(int, const char *);
64 8a35f56c 2022-07-16 thomas int yyparse(void);
65 8a35f56c 2022-07-16 thomas int yylex(void);
66 8a35f56c 2022-07-16 thomas int yyerror(const char *, ...)
67 8a35f56c 2022-07-16 thomas __attribute__((__format__ (printf, 1, 2)))
68 8a35f56c 2022-07-16 thomas __attribute__((__nonnull__ (1)));
69 8a35f56c 2022-07-16 thomas int kw_cmp(const void *, const void *);
70 8a35f56c 2022-07-16 thomas int lookup(char *);
71 8a35f56c 2022-07-16 thomas int lgetc(int);
72 8a35f56c 2022-07-16 thomas int lungetc(int);
73 8a35f56c 2022-07-16 thomas int findeol(void);
75 8a35f56c 2022-07-16 thomas TAILQ_HEAD(symhead, sym) symhead = TAILQ_HEAD_INITIALIZER(symhead);
76 8a35f56c 2022-07-16 thomas struct sym {
77 8a35f56c 2022-07-16 thomas TAILQ_ENTRY(sym) entry;
79 8a35f56c 2022-07-16 thomas int persist;
80 8a35f56c 2022-07-16 thomas char *nam;
81 8a35f56c 2022-07-16 thomas char *val;
84 8a35f56c 2022-07-16 thomas int symset(const char *, const char *, int);
85 8a35f56c 2022-07-16 thomas char *symget(const char *);
87 8a35f56c 2022-07-16 thomas static int errors;
89 8a35f56c 2022-07-16 thomas static struct gotwebd *gotwebd;
90 8a35f56c 2022-07-16 thomas static struct server *new_srv;
91 8a35f56c 2022-07-16 thomas static struct server *conf_new_server(const char *);
92 8a35f56c 2022-07-16 thomas int getservice(const char *);
95 e4c7e0b0 2022-08-30 thomas int get_addrs(const char *, struct server *, in_port_t);
96 e4c7e0b0 2022-08-30 thomas int addr_dup_check(struct addresslist *, struct address *,
97 e4c7e0b0 2022-08-30 thomas const char *, const char *);
98 e4c7e0b0 2022-08-30 thomas int add_addr(struct server *, struct address *);
99 8a35f56c 2022-07-16 thomas struct address *host_v4(const char *);
100 8a35f56c 2022-07-16 thomas struct address *host_v6(const char *);
101 e4c7e0b0 2022-08-30 thomas int host_dns(const char *, struct server *,
102 8a35f56c 2022-07-16 thomas int, in_port_t, const char *, int);
103 e4c7e0b0 2022-08-30 thomas int host_if(const char *, struct server *,
104 8a35f56c 2022-07-16 thomas int, in_port_t, const char *, int);
105 e4c7e0b0 2022-08-30 thomas int host(const char *, struct server *,
106 8a35f56c 2022-07-16 thomas int, in_port_t, const char *, int);
107 8a35f56c 2022-07-16 thomas int is_if_in_group(const char *, const char *);
109 8a35f56c 2022-07-16 thomas typedef struct {
111 8a35f56c 2022-07-16 thomas long long number;
112 8a35f56c 2022-07-16 thomas char *string;
113 8a35f56c 2022-07-16 thomas in_port_t port;
115 8a35f56c 2022-07-16 thomas int lineno;
116 8a35f56c 2022-07-16 thomas } YYSTYPE;
120 c24a47af 2022-08-11 thomas %token LISTEN WWW_PATH MAX_REPOS SITE_NAME SITE_OWNER SITE_LINK LOGO
121 8a35f56c 2022-07-16 thomas %token LOGO_URL SHOW_REPO_OWNER SHOW_REPO_AGE SHOW_REPO_DESCRIPTION
122 8a35f56c 2022-07-16 thomas %token MAX_REPOS_DISPLAY REPOS_PATH MAX_COMMITS_DISPLAY ON ERROR
123 8a35f56c 2022-07-16 thomas %token SHOW_SITE_OWNER SHOW_REPO_CLONEURL PORT PREFORK FCGI_SOCKET
124 8a35f56c 2022-07-16 thomas %token UNIX_SOCKET UNIX_SOCKET_NAME SERVER CHROOT CUSTOM_CSS
126 8a35f56c 2022-07-16 thomas %token <v.string> STRING
127 8a35f56c 2022-07-16 thomas %type <v.port> fcgiport
128 8a35f56c 2022-07-16 thomas %token <v.number> NUMBER
129 8a35f56c 2022-07-16 thomas %type <v.number> boolean
133 8a35f56c 2022-07-16 thomas grammar :
134 8a35f56c 2022-07-16 thomas | grammar '\n'
135 8a35f56c 2022-07-16 thomas | grammar main '\n'
136 8a35f56c 2022-07-16 thomas | grammar server '\n'
139 8a35f56c 2022-07-16 thomas boolean : STRING {
140 8a35f56c 2022-07-16 thomas if (strcasecmp($1, "1") == 0 ||
141 8a35f56c 2022-07-16 thomas strcasecmp($1, "yes") == 0 ||
142 8a35f56c 2022-07-16 thomas strcasecmp($1, "on") == 0)
144 8a35f56c 2022-07-16 thomas else if (strcasecmp($1, "0") == 0 ||
145 8a35f56c 2022-07-16 thomas strcasecmp($1, "off") == 0 ||
146 8a35f56c 2022-07-16 thomas strcasecmp($1, "no") == 0)
149 8a35f56c 2022-07-16 thomas yyerror("invalid boolean value '%s'", $1);
150 8a35f56c 2022-07-16 thomas free($1);
153 8a35f56c 2022-07-16 thomas free($1);
155 8a35f56c 2022-07-16 thomas | ON { $$ = 1; }
156 8a35f56c 2022-07-16 thomas | NUMBER { $$ = $1; }
159 77fb808d 2022-08-29 thomas fcgiport : PORT NUMBER {
160 77fb808d 2022-08-29 thomas if ($2 <= 0 || $2 > (int)USHRT_MAX) {
161 77fb808d 2022-08-29 thomas yyerror("invalid port: %lld", $2);
166 77fb808d 2022-08-29 thomas | PORT STRING {
169 77fb808d 2022-08-29 thomas if ((val = getservice($2)) == -1) {
170 77fb808d 2022-08-29 thomas yyerror("invalid port: %s", $2);
171 77fb808d 2022-08-29 thomas free($2);
174 77fb808d 2022-08-29 thomas free($2);
176 8a35f56c 2022-07-16 thomas $$ = val;
180 8a35f56c 2022-07-16 thomas main : PREFORK NUMBER {
181 8a35f56c 2022-07-16 thomas gotwebd->prefork_gotwebd = $2;
183 8a35f56c 2022-07-16 thomas | CHROOT STRING {
184 8a35f56c 2022-07-16 thomas n = strlcpy(gotwebd->httpd_chroot, $2,
185 8a35f56c 2022-07-16 thomas sizeof(gotwebd->httpd_chroot));
186 8a35f56c 2022-07-16 thomas if (n >= sizeof(gotwebd->httpd_chroot)) {
187 8a35f56c 2022-07-16 thomas yyerror("%s: httpd_chroot truncated", __func__);
188 8a35f56c 2022-07-16 thomas free($2);
191 8a35f56c 2022-07-16 thomas free($2);
193 8a35f56c 2022-07-16 thomas | FCGI_SOCKET boolean {
194 8a35f56c 2022-07-16 thomas gotwebd->fcgi_socket = $2;
196 8a35f56c 2022-07-16 thomas | UNIX_SOCKET boolean {
197 8a35f56c 2022-07-16 thomas gotwebd->unix_socket = $2;
199 8a35f56c 2022-07-16 thomas | UNIX_SOCKET_NAME STRING {
200 8a35f56c 2022-07-16 thomas n = snprintf(gotwebd->unix_socket_name,
201 8a35f56c 2022-07-16 thomas sizeof(gotwebd->unix_socket_name), "%s%s",
202 8a35f56c 2022-07-16 thomas strlen(gotwebd->httpd_chroot) ?
203 8a35f56c 2022-07-16 thomas gotwebd->httpd_chroot : D_HTTPD_CHROOT, $2);
204 717a78d4 2022-08-16 thomas if (n < 0 ||
205 717a78d4 2022-08-16 thomas (size_t)n >= sizeof(gotwebd->unix_socket_name)) {
206 8a35f56c 2022-07-16 thomas yyerror("%s: unix_socket_name truncated",
207 8a35f56c 2022-07-16 thomas __func__);
208 8a35f56c 2022-07-16 thomas free($2);
211 8a35f56c 2022-07-16 thomas free($2);
215 8a35f56c 2022-07-16 thomas server : SERVER STRING {
216 8a35f56c 2022-07-16 thomas struct server *srv;
218 90d63d47 2022-08-16 thomas TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
219 8a35f56c 2022-07-16 thomas if (strcmp(srv->name, $2) == 0) {
220 8a35f56c 2022-07-16 thomas yyerror("server name exists '%s'", $2);
221 8a35f56c 2022-07-16 thomas free($2);
226 8a35f56c 2022-07-16 thomas new_srv = conf_new_server($2);
227 8a35f56c 2022-07-16 thomas log_debug("adding server %s", $2);
228 8a35f56c 2022-07-16 thomas free($2);
230 8a35f56c 2022-07-16 thomas | SERVER STRING {
231 8a35f56c 2022-07-16 thomas struct server *srv;
233 90d63d47 2022-08-16 thomas TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
234 8a35f56c 2022-07-16 thomas if (strcmp(srv->name, $2) == 0) {
235 8a35f56c 2022-07-16 thomas yyerror("server name exists '%s'", $2);
236 8a35f56c 2022-07-16 thomas free($2);
241 8a35f56c 2022-07-16 thomas new_srv = conf_new_server($2);
242 8a35f56c 2022-07-16 thomas log_debug("adding server %s", $2);
243 8a35f56c 2022-07-16 thomas free($2);
244 8a35f56c 2022-07-16 thomas } '{' optnl serveropts2 '}' {
248 8a35f56c 2022-07-16 thomas serveropts1 : REPOS_PATH STRING {
249 8a35f56c 2022-07-16 thomas n = strlcpy(new_srv->repos_path, $2,
250 8a35f56c 2022-07-16 thomas sizeof(new_srv->repos_path));
251 8a35f56c 2022-07-16 thomas if (n >= sizeof(new_srv->repos_path)) {
252 8a35f56c 2022-07-16 thomas yyerror("%s: repos_path truncated", __func__);
253 8a35f56c 2022-07-16 thomas free($2);
256 8a35f56c 2022-07-16 thomas free($2);
258 8a35f56c 2022-07-16 thomas | SITE_NAME STRING {
259 8a35f56c 2022-07-16 thomas n = strlcpy(new_srv->site_name, $2,
260 8a35f56c 2022-07-16 thomas sizeof(new_srv->site_name));
261 8a35f56c 2022-07-16 thomas if (n >= sizeof(new_srv->site_name)) {
262 8a35f56c 2022-07-16 thomas yyerror("%s: site_name truncated", __func__);
263 8a35f56c 2022-07-16 thomas free($2);
266 8a35f56c 2022-07-16 thomas free($2);
268 8a35f56c 2022-07-16 thomas | SITE_OWNER STRING {
269 8a35f56c 2022-07-16 thomas n = strlcpy(new_srv->site_owner, $2,
270 8a35f56c 2022-07-16 thomas sizeof(new_srv->site_owner));
271 8a35f56c 2022-07-16 thomas if (n >= sizeof(new_srv->site_owner)) {
272 8a35f56c 2022-07-16 thomas yyerror("%s: site_owner truncated", __func__);
273 8a35f56c 2022-07-16 thomas free($2);
276 8a35f56c 2022-07-16 thomas free($2);
278 8a35f56c 2022-07-16 thomas | SITE_LINK STRING {
279 8a35f56c 2022-07-16 thomas n = strlcpy(new_srv->site_link, $2,
280 8a35f56c 2022-07-16 thomas sizeof(new_srv->site_link));
281 8a35f56c 2022-07-16 thomas if (n >= sizeof(new_srv->site_link)) {
282 8a35f56c 2022-07-16 thomas yyerror("%s: site_link truncated", __func__);
283 8a35f56c 2022-07-16 thomas free($2);
286 8a35f56c 2022-07-16 thomas free($2);
288 8a35f56c 2022-07-16 thomas | LOGO STRING {
289 8a35f56c 2022-07-16 thomas n = strlcpy(new_srv->logo, $2, sizeof(new_srv->logo));
290 8a35f56c 2022-07-16 thomas if (n >= sizeof(new_srv->logo)) {
291 8a35f56c 2022-07-16 thomas yyerror("%s: logo truncated", __func__);
292 8a35f56c 2022-07-16 thomas free($2);
295 8a35f56c 2022-07-16 thomas free($2);
297 8a35f56c 2022-07-16 thomas | LOGO_URL STRING {
298 8a35f56c 2022-07-16 thomas n = strlcpy(new_srv->logo_url, $2,
299 8a35f56c 2022-07-16 thomas sizeof(new_srv->logo_url));
300 8a35f56c 2022-07-16 thomas if (n >= sizeof(new_srv->logo_url)) {
301 8a35f56c 2022-07-16 thomas yyerror("%s: logo_url truncated", __func__);
302 8a35f56c 2022-07-16 thomas free($2);
305 8a35f56c 2022-07-16 thomas free($2);
307 8a35f56c 2022-07-16 thomas | CUSTOM_CSS STRING {
308 8a35f56c 2022-07-16 thomas n = strlcpy(new_srv->custom_css, $2,
309 8a35f56c 2022-07-16 thomas sizeof(new_srv->custom_css));
310 8a35f56c 2022-07-16 thomas if (n >= sizeof(new_srv->custom_css)) {
311 8a35f56c 2022-07-16 thomas yyerror("%s: custom_css truncated", __func__);
312 8a35f56c 2022-07-16 thomas free($2);
315 8a35f56c 2022-07-16 thomas free($2);
317 77fb808d 2022-08-29 thomas | LISTEN ON STRING fcgiport {
318 e4c7e0b0 2022-08-30 thomas if (get_addrs($3, new_srv, $4) == -1) {
319 e4c7e0b0 2022-08-30 thomas yyerror("could not get addrs");
323 8a35f56c 2022-07-16 thomas | MAX_REPOS NUMBER {
324 8a35f56c 2022-07-16 thomas if ($2 > 0)
325 8a35f56c 2022-07-16 thomas new_srv->max_repos = $2;
327 8a35f56c 2022-07-16 thomas | SHOW_SITE_OWNER boolean {
328 8a35f56c 2022-07-16 thomas new_srv->show_site_owner = $2;
330 8a35f56c 2022-07-16 thomas | SHOW_REPO_OWNER boolean {
331 8a35f56c 2022-07-16 thomas new_srv->show_repo_owner = $2;
333 8a35f56c 2022-07-16 thomas | SHOW_REPO_AGE boolean {
334 8a35f56c 2022-07-16 thomas new_srv->show_repo_age = $2;
336 8a35f56c 2022-07-16 thomas | SHOW_REPO_DESCRIPTION boolean {
337 8a35f56c 2022-07-16 thomas new_srv->show_repo_description = $2;
339 8a35f56c 2022-07-16 thomas | SHOW_REPO_CLONEURL boolean {
340 8a35f56c 2022-07-16 thomas new_srv->show_repo_cloneurl = $2;
342 8a35f56c 2022-07-16 thomas | MAX_REPOS_DISPLAY NUMBER {
343 8a35f56c 2022-07-16 thomas new_srv->max_repos_display = $2;
345 8a35f56c 2022-07-16 thomas | MAX_COMMITS_DISPLAY NUMBER {
346 8a35f56c 2022-07-16 thomas if ($2 > 0)
347 8a35f56c 2022-07-16 thomas new_srv->max_commits_display = $2;
349 8a35f56c 2022-07-16 thomas | FCGI_SOCKET boolean {
350 8a35f56c 2022-07-16 thomas new_srv->fcgi_socket = $2;
352 8a35f56c 2022-07-16 thomas | UNIX_SOCKET boolean {
353 8a35f56c 2022-07-16 thomas new_srv->unix_socket = $2;
355 8a35f56c 2022-07-16 thomas | UNIX_SOCKET_NAME STRING {
356 8a35f56c 2022-07-16 thomas n = snprintf(new_srv->unix_socket_name,
357 8a35f56c 2022-07-16 thomas sizeof(new_srv->unix_socket_name), "%s%s",
358 8a35f56c 2022-07-16 thomas strlen(gotwebd->httpd_chroot) ?
359 8a35f56c 2022-07-16 thomas gotwebd->httpd_chroot : D_HTTPD_CHROOT, $2);
360 717a78d4 2022-08-16 thomas if (n < 0 ||
361 717a78d4 2022-08-16 thomas (size_t)n >= sizeof(new_srv->unix_socket_name)) {
362 8a35f56c 2022-07-16 thomas yyerror("%s: unix_socket_name truncated",
363 8a35f56c 2022-07-16 thomas __func__);
364 8a35f56c 2022-07-16 thomas free($2);
367 8a35f56c 2022-07-16 thomas free($2);
371 8a35f56c 2022-07-16 thomas serveropts2 : serveropts2 serveropts1 nl
372 8a35f56c 2022-07-16 thomas | serveropts1 optnl
375 8a35f56c 2022-07-16 thomas nl : '\n' optnl
378 8a35f56c 2022-07-16 thomas optnl : '\n' optnl /* zero or more newlines */
379 8a35f56c 2022-07-16 thomas | /* empty */
384 8a35f56c 2022-07-16 thomas struct keywords {
385 8a35f56c 2022-07-16 thomas const char *k_name;
386 8a35f56c 2022-07-16 thomas int k_val;
390 8a35f56c 2022-07-16 thomas yyerror(const char *fmt, ...)
392 8a35f56c 2022-07-16 thomas va_list ap;
393 8a35f56c 2022-07-16 thomas char *msg;
395 8a35f56c 2022-07-16 thomas file->errors++;
396 8a35f56c 2022-07-16 thomas va_start(ap, fmt);
397 8a35f56c 2022-07-16 thomas if (vasprintf(&msg, fmt, ap) == -1)
398 8a35f56c 2022-07-16 thomas fatalx("yyerror vasprintf");
399 8a35f56c 2022-07-16 thomas va_end(ap);
400 8a35f56c 2022-07-16 thomas logit(LOG_CRIT, "%s:%d: %s", file->name, yylval.lineno, msg);
401 8a35f56c 2022-07-16 thomas free(msg);
402 8a35f56c 2022-07-16 thomas return (0);
406 8a35f56c 2022-07-16 thomas kw_cmp(const void *k, const void *e)
408 8a35f56c 2022-07-16 thomas return (strcmp(k, ((const struct keywords *)e)->k_name));
412 8a35f56c 2022-07-16 thomas lookup(char *s)
414 8a35f56c 2022-07-16 thomas /* This has to be sorted always. */
415 8a35f56c 2022-07-16 thomas static const struct keywords keywords[] = {
416 8a35f56c 2022-07-16 thomas { "chroot", CHROOT },
417 8a35f56c 2022-07-16 thomas { "custom_css", CUSTOM_CSS },
418 8a35f56c 2022-07-16 thomas { "fcgi_socket", FCGI_SOCKET },
419 c24a47af 2022-08-11 thomas { "listen", LISTEN },
420 8a35f56c 2022-07-16 thomas { "logo", LOGO },
421 8a35f56c 2022-07-16 thomas { "logo_url" , LOGO_URL },
422 8a35f56c 2022-07-16 thomas { "max_commits_display", MAX_COMMITS_DISPLAY },
423 8a35f56c 2022-07-16 thomas { "max_repos", MAX_REPOS },
424 8a35f56c 2022-07-16 thomas { "max_repos_display", MAX_REPOS_DISPLAY },
425 c24a47af 2022-08-11 thomas { "on", ON },
426 8a35f56c 2022-07-16 thomas { "port", PORT },
427 8a35f56c 2022-07-16 thomas { "prefork", PREFORK },
428 8a35f56c 2022-07-16 thomas { "repos_path", REPOS_PATH },
429 8a35f56c 2022-07-16 thomas { "server", SERVER },
430 8a35f56c 2022-07-16 thomas { "show_repo_age", SHOW_REPO_AGE },
431 8a35f56c 2022-07-16 thomas { "show_repo_cloneurl", SHOW_REPO_CLONEURL },
432 8a35f56c 2022-07-16 thomas { "show_repo_description", SHOW_REPO_DESCRIPTION },
433 8a35f56c 2022-07-16 thomas { "show_repo_owner", SHOW_REPO_OWNER },
434 8a35f56c 2022-07-16 thomas { "show_site_owner", SHOW_SITE_OWNER },
435 8a35f56c 2022-07-16 thomas { "site_link", SITE_LINK },
436 8a35f56c 2022-07-16 thomas { "site_name", SITE_NAME },
437 8a35f56c 2022-07-16 thomas { "site_owner", SITE_OWNER },
438 8a35f56c 2022-07-16 thomas { "unix_socket", UNIX_SOCKET },
439 8a35f56c 2022-07-16 thomas { "unix_socket_name", UNIX_SOCKET_NAME },
441 8a35f56c 2022-07-16 thomas const struct keywords *p;
443 8a35f56c 2022-07-16 thomas p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]),
444 8a35f56c 2022-07-16 thomas sizeof(keywords[0]), kw_cmp);
447 8a35f56c 2022-07-16 thomas return (p->k_val);
449 8a35f56c 2022-07-16 thomas return (STRING);
452 8a35f56c 2022-07-16 thomas #define MAXPUSHBACK 128
454 8a35f56c 2022-07-16 thomas unsigned char *parsebuf;
455 8a35f56c 2022-07-16 thomas int parseindex;
456 8a35f56c 2022-07-16 thomas unsigned char pushback_buffer[MAXPUSHBACK];
457 8a35f56c 2022-07-16 thomas int pushback_index = 0;
460 8a35f56c 2022-07-16 thomas lgetc(int quotec)
462 8a35f56c 2022-07-16 thomas int c, next;
464 8a35f56c 2022-07-16 thomas if (parsebuf) {
465 8a35f56c 2022-07-16 thomas /* Read character from the parsebuffer instead of input. */
466 8a35f56c 2022-07-16 thomas if (parseindex >= 0) {
467 8a35f56c 2022-07-16 thomas c = parsebuf[parseindex++];
468 8a35f56c 2022-07-16 thomas if (c != '\0')
469 8a35f56c 2022-07-16 thomas return (c);
470 8a35f56c 2022-07-16 thomas parsebuf = NULL;
472 8a35f56c 2022-07-16 thomas parseindex++;
475 8a35f56c 2022-07-16 thomas if (pushback_index)
476 8a35f56c 2022-07-16 thomas return (pushback_buffer[--pushback_index]);
478 8a35f56c 2022-07-16 thomas if (quotec) {
479 8a35f56c 2022-07-16 thomas c = getc(file->stream);
480 8a35f56c 2022-07-16 thomas if (c == EOF)
481 8a35f56c 2022-07-16 thomas yyerror("reached end of file while parsing "
482 8a35f56c 2022-07-16 thomas "quoted string");
483 8a35f56c 2022-07-16 thomas return (c);
486 8a35f56c 2022-07-16 thomas c = getc(file->stream);
487 8a35f56c 2022-07-16 thomas while (c == '\\') {
488 8a35f56c 2022-07-16 thomas next = getc(file->stream);
489 8a35f56c 2022-07-16 thomas if (next != '\n') {
490 8a35f56c 2022-07-16 thomas c = next;
493 8a35f56c 2022-07-16 thomas yylval.lineno = file->lineno;
494 8a35f56c 2022-07-16 thomas file->lineno++;
495 8a35f56c 2022-07-16 thomas c = getc(file->stream);
498 8a35f56c 2022-07-16 thomas return (c);
502 8a35f56c 2022-07-16 thomas lungetc(int c)
504 8a35f56c 2022-07-16 thomas if (c == EOF)
505 8a35f56c 2022-07-16 thomas return (EOF);
506 8a35f56c 2022-07-16 thomas if (parsebuf) {
507 8a35f56c 2022-07-16 thomas parseindex--;
508 8a35f56c 2022-07-16 thomas if (parseindex >= 0)
509 8a35f56c 2022-07-16 thomas return (c);
511 8a35f56c 2022-07-16 thomas if (pushback_index < MAXPUSHBACK-1)
512 8a35f56c 2022-07-16 thomas return (pushback_buffer[pushback_index++] = c);
514 8a35f56c 2022-07-16 thomas return (EOF);
518 8a35f56c 2022-07-16 thomas findeol(void)
522 8a35f56c 2022-07-16 thomas parsebuf = NULL;
524 8a35f56c 2022-07-16 thomas /* Skip to either EOF or the first real EOL. */
525 8a35f56c 2022-07-16 thomas while (1) {
526 8a35f56c 2022-07-16 thomas if (pushback_index)
527 8a35f56c 2022-07-16 thomas c = pushback_buffer[--pushback_index];
529 8a35f56c 2022-07-16 thomas c = lgetc(0);
530 8a35f56c 2022-07-16 thomas if (c == '\n') {
531 8a35f56c 2022-07-16 thomas file->lineno++;
534 8a35f56c 2022-07-16 thomas if (c == EOF)
537 8a35f56c 2022-07-16 thomas return (ERROR);
541 8a35f56c 2022-07-16 thomas yylex(void)
543 8a35f56c 2022-07-16 thomas unsigned char buf[8096];
544 8a35f56c 2022-07-16 thomas unsigned char *p, *val;
545 8a35f56c 2022-07-16 thomas int quotec, next, c;
546 8a35f56c 2022-07-16 thomas int token;
550 8a35f56c 2022-07-16 thomas c = lgetc(0);
551 8a35f56c 2022-07-16 thomas while (c == ' ' || c == '\t')
552 8a35f56c 2022-07-16 thomas c = lgetc(0); /* nothing */
554 8a35f56c 2022-07-16 thomas yylval.lineno = file->lineno;
555 8a35f56c 2022-07-16 thomas if (c == '#') {
556 8a35f56c 2022-07-16 thomas c = lgetc(0);
557 8a35f56c 2022-07-16 thomas while (c != '\n' && c != EOF)
558 8a35f56c 2022-07-16 thomas c = lgetc(0); /* nothing */
560 8a35f56c 2022-07-16 thomas if (c == '$' && parsebuf == NULL) {
561 8a35f56c 2022-07-16 thomas while (1) {
562 8a35f56c 2022-07-16 thomas c = lgetc(0);
563 8a35f56c 2022-07-16 thomas if (c == EOF)
564 8a35f56c 2022-07-16 thomas return (0);
566 8a35f56c 2022-07-16 thomas if (p + 1 >= buf + sizeof(buf) - 1) {
567 8a35f56c 2022-07-16 thomas yyerror("string too long");
568 8a35f56c 2022-07-16 thomas return (findeol());
570 8a35f56c 2022-07-16 thomas if (isalnum(c) || c == '_') {
571 8a35f56c 2022-07-16 thomas *p++ = c;
572 8a35f56c 2022-07-16 thomas continue;
574 8a35f56c 2022-07-16 thomas *p = '\0';
575 8a35f56c 2022-07-16 thomas lungetc(c);
578 8a35f56c 2022-07-16 thomas val = symget(buf);
579 8a35f56c 2022-07-16 thomas if (val == NULL) {
580 8a35f56c 2022-07-16 thomas yyerror("macro '%s' not defined", buf);
581 8a35f56c 2022-07-16 thomas return (findeol());
583 8a35f56c 2022-07-16 thomas parsebuf = val;
584 8a35f56c 2022-07-16 thomas parseindex = 0;
585 8a35f56c 2022-07-16 thomas goto top;
588 8a35f56c 2022-07-16 thomas switch (c) {
589 8a35f56c 2022-07-16 thomas case '\'':
590 8a35f56c 2022-07-16 thomas case '"':
591 8a35f56c 2022-07-16 thomas quotec = c;
592 8a35f56c 2022-07-16 thomas while (1) {
593 8a35f56c 2022-07-16 thomas c = lgetc(quotec);
594 8a35f56c 2022-07-16 thomas if (c == EOF)
595 8a35f56c 2022-07-16 thomas return (0);
596 8a35f56c 2022-07-16 thomas if (c == '\n') {
597 8a35f56c 2022-07-16 thomas file->lineno++;
598 8a35f56c 2022-07-16 thomas continue;
599 8a35f56c 2022-07-16 thomas } else if (c == '\\') {
600 8a35f56c 2022-07-16 thomas next = lgetc(quotec);
601 8a35f56c 2022-07-16 thomas if (next == EOF)
602 8a35f56c 2022-07-16 thomas return (0);
603 8a35f56c 2022-07-16 thomas if (next == quotec || c == ' ' || c == '\t')
604 8a35f56c 2022-07-16 thomas c = next;
605 8a35f56c 2022-07-16 thomas else if (next == '\n') {
606 8a35f56c 2022-07-16 thomas file->lineno++;
607 8a35f56c 2022-07-16 thomas continue;
609 8a35f56c 2022-07-16 thomas lungetc(next);
610 8a35f56c 2022-07-16 thomas } else if (c == quotec) {
611 8a35f56c 2022-07-16 thomas *p = '\0';
613 8a35f56c 2022-07-16 thomas } else if (c == '\0') {
614 8a35f56c 2022-07-16 thomas yyerror("syntax error");
615 8a35f56c 2022-07-16 thomas return (findeol());
617 8a35f56c 2022-07-16 thomas if (p + 1 >= buf + sizeof(buf) - 1) {
618 8a35f56c 2022-07-16 thomas yyerror("string too long");
619 8a35f56c 2022-07-16 thomas return (findeol());
621 8a35f56c 2022-07-16 thomas *p++ = c;
623 8a35f56c 2022-07-16 thomas yylval.v.string = strdup(buf);
624 8a35f56c 2022-07-16 thomas if (yylval.v.string == NULL)
625 8a35f56c 2022-07-16 thomas err(1, "yylex: strdup");
626 8a35f56c 2022-07-16 thomas return (STRING);
629 8a35f56c 2022-07-16 thomas #define allowed_to_end_number(x) \
630 8a35f56c 2022-07-16 thomas (isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=')
632 8a35f56c 2022-07-16 thomas if (c == '-' || isdigit(c)) {
634 8a35f56c 2022-07-16 thomas *p++ = c;
635 8a35f56c 2022-07-16 thomas if ((unsigned)(p-buf) >= sizeof(buf)) {
636 8a35f56c 2022-07-16 thomas yyerror("string too long");
637 8a35f56c 2022-07-16 thomas return (findeol());
639 8a35f56c 2022-07-16 thomas c = lgetc(0);
640 8a35f56c 2022-07-16 thomas } while (c != EOF && isdigit(c));
641 8a35f56c 2022-07-16 thomas lungetc(c);
642 8a35f56c 2022-07-16 thomas if (p == buf + 1 && buf[0] == '-')
643 8a35f56c 2022-07-16 thomas goto nodigits;
644 8a35f56c 2022-07-16 thomas if (c == EOF || allowed_to_end_number(c)) {
645 8a35f56c 2022-07-16 thomas const char *errstr = NULL;
647 8a35f56c 2022-07-16 thomas *p = '\0';
648 8a35f56c 2022-07-16 thomas yylval.v.number = strtonum(buf, LLONG_MIN,
649 8a35f56c 2022-07-16 thomas LLONG_MAX, &errstr);
650 8a35f56c 2022-07-16 thomas if (errstr) {
651 8a35f56c 2022-07-16 thomas yyerror("\"%s\" invalid number: %s",
652 8a35f56c 2022-07-16 thomas buf, errstr);
653 8a35f56c 2022-07-16 thomas return (findeol());
655 8a35f56c 2022-07-16 thomas return (NUMBER);
657 8a35f56c 2022-07-16 thomas nodigits:
658 8a35f56c 2022-07-16 thomas while (p > buf + 1)
659 8a35f56c 2022-07-16 thomas lungetc(*--p);
660 8a35f56c 2022-07-16 thomas c = *--p;
661 8a35f56c 2022-07-16 thomas if (c == '-')
662 8a35f56c 2022-07-16 thomas return (c);
666 8a35f56c 2022-07-16 thomas #define allowed_in_string(x) \
667 8a35f56c 2022-07-16 thomas (isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \
668 8a35f56c 2022-07-16 thomas x != '{' && x != '}' && \
669 8a35f56c 2022-07-16 thomas x != '!' && x != '=' && x != '#' && \
670 8a35f56c 2022-07-16 thomas x != ','))
672 8a35f56c 2022-07-16 thomas if (isalnum(c) || c == ':' || c == '_') {
674 8a35f56c 2022-07-16 thomas *p++ = c;
675 8a35f56c 2022-07-16 thomas if ((unsigned)(p-buf) >= sizeof(buf)) {
676 8a35f56c 2022-07-16 thomas yyerror("string too long");
677 8a35f56c 2022-07-16 thomas return (findeol());
679 8a35f56c 2022-07-16 thomas c = lgetc(0);
680 8a35f56c 2022-07-16 thomas } while (c != EOF && (allowed_in_string(c)));
681 8a35f56c 2022-07-16 thomas lungetc(c);
682 8a35f56c 2022-07-16 thomas *p = '\0';
683 8a35f56c 2022-07-16 thomas token = lookup(buf);
684 8a35f56c 2022-07-16 thomas if (token == STRING) {
685 8a35f56c 2022-07-16 thomas yylval.v.string = strdup(buf);
686 8a35f56c 2022-07-16 thomas if (yylval.v.string == NULL)
687 8a35f56c 2022-07-16 thomas err(1, "yylex: strdup");
689 8a35f56c 2022-07-16 thomas return (token);
691 8a35f56c 2022-07-16 thomas if (c == '\n') {
692 8a35f56c 2022-07-16 thomas yylval.lineno = file->lineno;
693 8a35f56c 2022-07-16 thomas file->lineno++;
695 8a35f56c 2022-07-16 thomas if (c == EOF)
696 8a35f56c 2022-07-16 thomas return (0);
697 8a35f56c 2022-07-16 thomas return (c);
701 8a35f56c 2022-07-16 thomas check_file_secrecy(int fd, const char *fname)
703 8a35f56c 2022-07-16 thomas struct stat st;
705 8a35f56c 2022-07-16 thomas if (fstat(fd, &st)) {
706 8a35f56c 2022-07-16 thomas log_warn("cannot stat %s", fname);
707 8a35f56c 2022-07-16 thomas return (-1);
709 8a35f56c 2022-07-16 thomas if (st.st_uid != 0 && st.st_uid != getuid()) {
710 8a35f56c 2022-07-16 thomas log_warnx("%s: owner not root or current user", fname);
711 8a35f56c 2022-07-16 thomas return (-1);
713 8a35f56c 2022-07-16 thomas if (st.st_mode & (S_IWGRP | S_IXGRP | S_IRWXO)) {
714 8a35f56c 2022-07-16 thomas log_warnx("%s: group writable or world read/writable", fname);
715 8a35f56c 2022-07-16 thomas return (-1);
717 8a35f56c 2022-07-16 thomas return (0);
720 8a35f56c 2022-07-16 thomas struct file *
721 8a35f56c 2022-07-16 thomas newfile(const char *name, int secret)
723 8a35f56c 2022-07-16 thomas struct file *nfile;
725 8a35f56c 2022-07-16 thomas nfile = calloc(1, sizeof(struct file));
726 8a35f56c 2022-07-16 thomas if (nfile == NULL) {
727 8a35f56c 2022-07-16 thomas log_warn("calloc");
728 8a35f56c 2022-07-16 thomas return (NULL);
730 8a35f56c 2022-07-16 thomas nfile->name = strdup(name);
731 8a35f56c 2022-07-16 thomas if (nfile->name == NULL) {
732 8a35f56c 2022-07-16 thomas log_warn("strdup");
733 8a35f56c 2022-07-16 thomas free(nfile);
734 8a35f56c 2022-07-16 thomas return (NULL);
736 8a35f56c 2022-07-16 thomas nfile->stream = fopen(nfile->name, "r");
737 8a35f56c 2022-07-16 thomas if (nfile->stream == NULL) {
738 8a35f56c 2022-07-16 thomas /* no warning, we don't require a conf file */
739 8a35f56c 2022-07-16 thomas free(nfile->name);
740 8a35f56c 2022-07-16 thomas free(nfile);
741 8a35f56c 2022-07-16 thomas return (NULL);
742 8a35f56c 2022-07-16 thomas } else if (secret &&
743 8a35f56c 2022-07-16 thomas check_file_secrecy(fileno(nfile->stream), nfile->name)) {
744 8a35f56c 2022-07-16 thomas fclose(nfile->stream);
745 8a35f56c 2022-07-16 thomas free(nfile->name);
746 8a35f56c 2022-07-16 thomas free(nfile);
747 8a35f56c 2022-07-16 thomas return (NULL);
749 8a35f56c 2022-07-16 thomas nfile->lineno = 1;
750 8a35f56c 2022-07-16 thomas return (nfile);
753 8a35f56c 2022-07-16 thomas static void
754 8a35f56c 2022-07-16 thomas closefile(struct file *xfile)
756 8a35f56c 2022-07-16 thomas fclose(xfile->stream);
757 8a35f56c 2022-07-16 thomas free(xfile->name);
758 8a35f56c 2022-07-16 thomas free(xfile);
761 9f849004 2022-08-06 thomas static void
762 9f849004 2022-08-06 thomas add_default_server(void)
764 9f849004 2022-08-06 thomas new_srv = conf_new_server(D_SITENAME);
765 9f849004 2022-08-06 thomas log_debug("%s: adding default server %s", __func__, D_SITENAME);
769 8a35f56c 2022-07-16 thomas parse_config(const char *filename, struct gotwebd *env)
771 8a35f56c 2022-07-16 thomas struct sym *sym, *next;
773 8a35f56c 2022-07-16 thomas if (config_init(env) == -1)
774 8a35f56c 2022-07-16 thomas fatalx("failed to initialize configuration");
776 8a35f56c 2022-07-16 thomas gotwebd = env;
778 9f849004 2022-08-06 thomas file = newfile(filename, 0);
779 9f849004 2022-08-06 thomas if (file == NULL) {
780 9f849004 2022-08-06 thomas add_default_server();
781 9f849004 2022-08-06 thomas sockets_parse_sockets(env);
782 9f849004 2022-08-06 thomas /* just return, as we don't require a conf file */
783 9f849004 2022-08-06 thomas return (0);
786 8a35f56c 2022-07-16 thomas yyparse();
787 8a35f56c 2022-07-16 thomas errors = file->errors;
788 8a35f56c 2022-07-16 thomas closefile(file);
790 8a35f56c 2022-07-16 thomas /* Free macros and check which have not been used. */
791 8a35f56c 2022-07-16 thomas TAILQ_FOREACH_SAFE(sym, &symhead, entry, next) {
792 8a35f56c 2022-07-16 thomas if ((gotwebd->gotwebd_verbose > 1) && !sym->used)
793 8a35f56c 2022-07-16 thomas fprintf(stderr, "warning: macro '%s' not used\n",
794 8a35f56c 2022-07-16 thomas sym->nam);
795 8a35f56c 2022-07-16 thomas if (!sym->persist) {
796 8a35f56c 2022-07-16 thomas free(sym->nam);
797 8a35f56c 2022-07-16 thomas free(sym->val);
798 8a35f56c 2022-07-16 thomas TAILQ_REMOVE(&symhead, sym, entry);
799 8a35f56c 2022-07-16 thomas free(sym);
803 8a35f56c 2022-07-16 thomas if (errors)
804 8a35f56c 2022-07-16 thomas return (-1);
806 8a35f56c 2022-07-16 thomas /* just add default server if no config specified */
807 9f849004 2022-08-06 thomas if (gotwebd->server_cnt == 0)
808 9f849004 2022-08-06 thomas add_default_server();
810 8a35f56c 2022-07-16 thomas /* setup our listening sockets */
811 8a35f56c 2022-07-16 thomas sockets_parse_sockets(env);
813 8a35f56c 2022-07-16 thomas return (0);
816 8a35f56c 2022-07-16 thomas struct server *
817 8a35f56c 2022-07-16 thomas conf_new_server(const char *name)
819 8a35f56c 2022-07-16 thomas struct server *srv = NULL;
821 8a35f56c 2022-07-16 thomas srv = calloc(1, sizeof(*srv));
822 8a35f56c 2022-07-16 thomas if (srv == NULL)
823 8a35f56c 2022-07-16 thomas fatalx("%s: calloc", __func__);
825 8a35f56c 2022-07-16 thomas n = strlcpy(srv->name, name, sizeof(srv->name));
826 8a35f56c 2022-07-16 thomas if (n >= sizeof(srv->name))
827 8a35f56c 2022-07-16 thomas fatalx("%s: strlcpy", __func__);
828 8a35f56c 2022-07-16 thomas n = snprintf(srv->unix_socket_name,
829 8a35f56c 2022-07-16 thomas sizeof(srv->unix_socket_name), "%s%s", D_HTTPD_CHROOT,
830 8a35f56c 2022-07-16 thomas D_UNIX_SOCKET);
831 717a78d4 2022-08-16 thomas if (n < 0 || (size_t)n >= sizeof(srv->unix_socket_name))
832 8a35f56c 2022-07-16 thomas fatalx("%s: snprintf", __func__);
833 8a35f56c 2022-07-16 thomas n = strlcpy(srv->repos_path, D_GOTPATH,
834 8a35f56c 2022-07-16 thomas sizeof(srv->repos_path));
835 8a35f56c 2022-07-16 thomas if (n >= sizeof(srv->repos_path))
836 8a35f56c 2022-07-16 thomas fatalx("%s: strlcpy", __func__);
837 8a35f56c 2022-07-16 thomas n = strlcpy(srv->site_name, D_SITENAME,
838 8a35f56c 2022-07-16 thomas sizeof(srv->site_name));
839 8a35f56c 2022-07-16 thomas if (n >= sizeof(srv->site_name))
840 8a35f56c 2022-07-16 thomas fatalx("%s: strlcpy", __func__);
841 8a35f56c 2022-07-16 thomas n = strlcpy(srv->site_owner, D_SITEOWNER,
842 8a35f56c 2022-07-16 thomas sizeof(srv->site_owner));
843 8a35f56c 2022-07-16 thomas if (n >= sizeof(srv->site_owner))
844 8a35f56c 2022-07-16 thomas fatalx("%s: strlcpy", __func__);
845 8a35f56c 2022-07-16 thomas n = strlcpy(srv->site_link, D_SITELINK,
846 8a35f56c 2022-07-16 thomas sizeof(srv->site_link));
847 8a35f56c 2022-07-16 thomas if (n >= sizeof(srv->site_link))
848 8a35f56c 2022-07-16 thomas fatalx("%s: strlcpy", __func__);
849 8a35f56c 2022-07-16 thomas n = strlcpy(srv->logo, D_GOTLOGO,
850 8a35f56c 2022-07-16 thomas sizeof(srv->logo));
851 8a35f56c 2022-07-16 thomas if (n >= sizeof(srv->logo))
852 8a35f56c 2022-07-16 thomas fatalx("%s: strlcpy", __func__);
853 8a35f56c 2022-07-16 thomas n = strlcpy(srv->logo_url, D_GOTURL, sizeof(srv->logo_url));
854 8a35f56c 2022-07-16 thomas if (n >= sizeof(srv->logo_url))
855 8a35f56c 2022-07-16 thomas fatalx("%s: strlcpy", __func__);
856 8a35f56c 2022-07-16 thomas n = strlcpy(srv->custom_css, D_GOTWEBCSS, sizeof(srv->custom_css));
857 8a35f56c 2022-07-16 thomas if (n >= sizeof(srv->custom_css))
858 8a35f56c 2022-07-16 thomas fatalx("%s: strlcpy", __func__);
860 8a35f56c 2022-07-16 thomas srv->show_site_owner = D_SHOWSOWNER;
861 8a35f56c 2022-07-16 thomas srv->show_repo_owner = D_SHOWROWNER;
862 8a35f56c 2022-07-16 thomas srv->show_repo_age = D_SHOWAGE;
863 8a35f56c 2022-07-16 thomas srv->show_repo_description = D_SHOWDESC;
864 8a35f56c 2022-07-16 thomas srv->show_repo_cloneurl = D_SHOWURL;
866 8a35f56c 2022-07-16 thomas srv->max_repos_display = D_MAXREPODISP;
867 8a35f56c 2022-07-16 thomas srv->max_commits_display = D_MAXCOMMITDISP;
868 8a35f56c 2022-07-16 thomas srv->max_repos = D_MAXREPO;
870 8a35f56c 2022-07-16 thomas srv->unix_socket = 1;
871 8a35f56c 2022-07-16 thomas srv->fcgi_socket = gotwebd->fcgi_socket ? gotwebd->fcgi_socket : 0;
873 62f85214 2022-08-16 thomas TAILQ_INIT(&srv->al);
874 90d63d47 2022-08-16 thomas TAILQ_INSERT_TAIL(&gotwebd->servers, srv, entry);
875 8a35f56c 2022-07-16 thomas gotwebd->server_cnt++;
877 8a35f56c 2022-07-16 thomas return srv;
881 8a35f56c 2022-07-16 thomas symset(const char *nam, const char *val, int persist)
883 8a35f56c 2022-07-16 thomas struct sym *sym;
885 8a35f56c 2022-07-16 thomas TAILQ_FOREACH(sym, &symhead, entry) {
886 8a35f56c 2022-07-16 thomas if (strcmp(nam, sym->nam) == 0)
890 8a35f56c 2022-07-16 thomas if (sym != NULL) {
891 8a35f56c 2022-07-16 thomas if (sym->persist == 1)
892 8a35f56c 2022-07-16 thomas return (0);
894 8a35f56c 2022-07-16 thomas free(sym->nam);
895 8a35f56c 2022-07-16 thomas free(sym->val);
896 8a35f56c 2022-07-16 thomas TAILQ_REMOVE(&symhead, sym, entry);
897 8a35f56c 2022-07-16 thomas free(sym);
900 8a35f56c 2022-07-16 thomas sym = calloc(1, sizeof(*sym));
901 8a35f56c 2022-07-16 thomas if (sym == NULL)
902 8a35f56c 2022-07-16 thomas return (-1);
904 8a35f56c 2022-07-16 thomas sym->nam = strdup(nam);
905 8a35f56c 2022-07-16 thomas if (sym->nam == NULL) {
906 8a35f56c 2022-07-16 thomas free(sym);
907 8a35f56c 2022-07-16 thomas return (-1);
909 8a35f56c 2022-07-16 thomas sym->val = strdup(val);
910 8a35f56c 2022-07-16 thomas if (sym->val == NULL) {
911 8a35f56c 2022-07-16 thomas free(sym->nam);
912 8a35f56c 2022-07-16 thomas free(sym);
913 8a35f56c 2022-07-16 thomas return (-1);
915 8a35f56c 2022-07-16 thomas sym->used = 0;
916 8a35f56c 2022-07-16 thomas sym->persist = persist;
917 8a35f56c 2022-07-16 thomas TAILQ_INSERT_TAIL(&symhead, sym, entry);
918 8a35f56c 2022-07-16 thomas return (0);
922 8a35f56c 2022-07-16 thomas cmdline_symset(char *s)
924 8a35f56c 2022-07-16 thomas char *sym, *val;
926 8a35f56c 2022-07-16 thomas size_t len;
928 8a35f56c 2022-07-16 thomas val = strrchr(s, '=');
929 8a35f56c 2022-07-16 thomas if (val == NULL)
930 8a35f56c 2022-07-16 thomas return (-1);
932 8a35f56c 2022-07-16 thomas len = strlen(s) - strlen(val) + 1;
933 8a35f56c 2022-07-16 thomas sym = malloc(len);
934 8a35f56c 2022-07-16 thomas if (sym == NULL)
935 8a35f56c 2022-07-16 thomas fatal("%s: malloc", __func__);
937 8a35f56c 2022-07-16 thomas memcpy(&sym, s, len);
939 8a35f56c 2022-07-16 thomas ret = symset(sym, val + 1, 1);
940 8a35f56c 2022-07-16 thomas free(sym);
942 8a35f56c 2022-07-16 thomas return (ret);
946 8a35f56c 2022-07-16 thomas symget(const char *nam)
948 8a35f56c 2022-07-16 thomas struct sym *sym;
950 8a35f56c 2022-07-16 thomas TAILQ_FOREACH(sym, &symhead, entry) {
951 8a35f56c 2022-07-16 thomas if (strcmp(nam, sym->nam) == 0) {
952 8a35f56c 2022-07-16 thomas sym->used = 1;
953 8a35f56c 2022-07-16 thomas return (sym->val);
956 8a35f56c 2022-07-16 thomas return (NULL);
960 8a35f56c 2022-07-16 thomas getservice(const char *n)
962 8a35f56c 2022-07-16 thomas struct servent *s;
963 8a35f56c 2022-07-16 thomas const char *errstr;
964 8a35f56c 2022-07-16 thomas long long llval;
966 8a35f56c 2022-07-16 thomas llval = strtonum(n, 0, UINT16_MAX, &errstr);
967 8a35f56c 2022-07-16 thomas if (errstr) {
968 8a35f56c 2022-07-16 thomas s = getservbyname(n, "tcp");
969 8a35f56c 2022-07-16 thomas if (s == NULL)
970 8a35f56c 2022-07-16 thomas s = getservbyname(n, "udp");
971 8a35f56c 2022-07-16 thomas if (s == NULL)
972 8a35f56c 2022-07-16 thomas return (-1);
973 c19738c9 2022-08-27 thomas return ntohs(s->s_port);
976 c19738c9 2022-08-27 thomas return (unsigned short)llval;
979 8a35f56c 2022-07-16 thomas struct address *
980 8a35f56c 2022-07-16 thomas host_v4(const char *s)
982 8a35f56c 2022-07-16 thomas struct in_addr ina;
983 8a35f56c 2022-07-16 thomas struct sockaddr_in *sain;
984 8a35f56c 2022-07-16 thomas struct address *h;
986 8a35f56c 2022-07-16 thomas memset(&ina, 0, sizeof(ina));
987 8a35f56c 2022-07-16 thomas if (inet_pton(AF_INET, s, &ina) != 1)
988 8a35f56c 2022-07-16 thomas return (NULL);
990 8a35f56c 2022-07-16 thomas if ((h = calloc(1, sizeof(*h))) == NULL)
991 8a35f56c 2022-07-16 thomas fatal(__func__);
992 8a35f56c 2022-07-16 thomas sain = (struct sockaddr_in *)&h->ss;
993 cdbe1d7d 2022-08-06 thomas got_sockaddr_inet_init(sain, &ina);
994 8a35f56c 2022-07-16 thomas if (sain->sin_addr.s_addr == INADDR_ANY)
995 8a35f56c 2022-07-16 thomas h->prefixlen = 0; /* 0.0.0.0 address */
997 8a35f56c 2022-07-16 thomas h->prefixlen = -1; /* host address */
998 8a35f56c 2022-07-16 thomas return (h);
1001 8a35f56c 2022-07-16 thomas struct address *
1002 8a35f56c 2022-07-16 thomas host_v6(const char *s)
1004 8a35f56c 2022-07-16 thomas struct addrinfo hints, *res;
1005 cdbe1d7d 2022-08-06 thomas struct sockaddr_in6 *sa_in6, *ra;
1006 8a35f56c 2022-07-16 thomas struct address *h = NULL;
1008 8a35f56c 2022-07-16 thomas memset(&hints, 0, sizeof(hints));
1009 8a35f56c 2022-07-16 thomas hints.ai_family = AF_INET6;
1010 8a35f56c 2022-07-16 thomas hints.ai_socktype = SOCK_DGRAM; /* dummy */
1011 8a35f56c 2022-07-16 thomas hints.ai_flags = AI_NUMERICHOST;
1012 8a35f56c 2022-07-16 thomas if (getaddrinfo(s, "0", &hints, &res) == 0) {
1013 8a35f56c 2022-07-16 thomas if ((h = calloc(1, sizeof(*h))) == NULL)
1014 8a35f56c 2022-07-16 thomas fatal(__func__);
1015 8a35f56c 2022-07-16 thomas sa_in6 = (struct sockaddr_in6 *)&h->ss;
1016 cdbe1d7d 2022-08-06 thomas ra = (struct sockaddr_in6 *)res->ai_addr;
1017 cdbe1d7d 2022-08-06 thomas got_sockaddr_inet6_init(sa_in6, &ra->sin6_addr,
1018 cdbe1d7d 2022-08-06 thomas ra->sin6_scope_id);
1019 8a35f56c 2022-07-16 thomas if (memcmp(&sa_in6->sin6_addr, &in6addr_any,
1020 8a35f56c 2022-07-16 thomas sizeof(sa_in6->sin6_addr)) == 0)
1021 8a35f56c 2022-07-16 thomas h->prefixlen = 0; /* any address */
1023 8a35f56c 2022-07-16 thomas h->prefixlen = -1; /* host address */
1024 8a35f56c 2022-07-16 thomas freeaddrinfo(res);
1027 8a35f56c 2022-07-16 thomas return (h);
1031 e4c7e0b0 2022-08-30 thomas host_dns(const char *s, struct server *new_srv, int max,
1032 8a35f56c 2022-07-16 thomas in_port_t port, const char *ifname, int ipproto)
1034 8a35f56c 2022-07-16 thomas struct addrinfo hints, *res0, *res;
1035 8a35f56c 2022-07-16 thomas int error, cnt = 0;
1036 8a35f56c 2022-07-16 thomas struct sockaddr_in *sain;
1037 8a35f56c 2022-07-16 thomas struct sockaddr_in6 *sin6;
1038 8a35f56c 2022-07-16 thomas struct address *h;
1040 e4c7e0b0 2022-08-30 thomas if ((cnt = host_if(s, new_srv, max, port, ifname, ipproto)) != 0)
1041 8a35f56c 2022-07-16 thomas return (cnt);
1043 8a35f56c 2022-07-16 thomas memset(&hints, 0, sizeof(hints));
1044 8a35f56c 2022-07-16 thomas hints.ai_family = PF_UNSPEC;
1045 8a35f56c 2022-07-16 thomas hints.ai_socktype = SOCK_DGRAM; /* DUMMY */
1046 8a35f56c 2022-07-16 thomas hints.ai_flags = AI_ADDRCONFIG;
1047 8a35f56c 2022-07-16 thomas error = getaddrinfo(s, NULL, &hints, &res0);
1048 8a35f56c 2022-07-16 thomas if (error == EAI_AGAIN || error == EAI_NODATA || error == EAI_NONAME)
1049 8a35f56c 2022-07-16 thomas return (0);
1050 8a35f56c 2022-07-16 thomas if (error) {
1051 8a35f56c 2022-07-16 thomas log_warnx("%s: could not parse \"%s\": %s", __func__, s,
1052 8a35f56c 2022-07-16 thomas gai_strerror(error));
1053 8a35f56c 2022-07-16 thomas return (-1);
1056 8a35f56c 2022-07-16 thomas for (res = res0; res && cnt < max; res = res->ai_next) {
1057 8a35f56c 2022-07-16 thomas if (res->ai_family != AF_INET &&
1058 8a35f56c 2022-07-16 thomas res->ai_family != AF_INET6)
1059 8a35f56c 2022-07-16 thomas continue;
1060 8a35f56c 2022-07-16 thomas if ((h = calloc(1, sizeof(*h))) == NULL)
1061 8a35f56c 2022-07-16 thomas fatal(__func__);
1063 8a35f56c 2022-07-16 thomas if (port)
1064 8a35f56c 2022-07-16 thomas h->port = port;
1065 8a35f56c 2022-07-16 thomas if (ifname != NULL) {
1066 8a35f56c 2022-07-16 thomas if (strlcpy(h->ifname, ifname, sizeof(h->ifname)) >=
1067 8a35f56c 2022-07-16 thomas sizeof(h->ifname)) {
1068 8a35f56c 2022-07-16 thomas log_warnx("%s: interface name truncated",
1069 8a35f56c 2022-07-16 thomas __func__);
1070 8a35f56c 2022-07-16 thomas freeaddrinfo(res0);
1071 8a35f56c 2022-07-16 thomas free(h);
1072 8a35f56c 2022-07-16 thomas return (-1);
1075 8a35f56c 2022-07-16 thomas if (ipproto != -1)
1076 8a35f56c 2022-07-16 thomas h->ipproto = ipproto;
1077 8a35f56c 2022-07-16 thomas h->ss.ss_family = res->ai_family;
1078 8a35f56c 2022-07-16 thomas h->prefixlen = -1; /* host address */
1080 8a35f56c 2022-07-16 thomas if (res->ai_family == AF_INET) {
1081 cdbe1d7d 2022-08-06 thomas struct sockaddr_in *ra;
1082 8a35f56c 2022-07-16 thomas sain = (struct sockaddr_in *)&h->ss;
1083 cdbe1d7d 2022-08-06 thomas ra = (struct sockaddr_in *)res->ai_addr;
1084 cdbe1d7d 2022-08-06 thomas got_sockaddr_inet_init(sain, &ra->sin_addr);
1085 8a35f56c 2022-07-16 thomas } else {
1086 cdbe1d7d 2022-08-06 thomas struct sockaddr_in6 *ra;
1087 8a35f56c 2022-07-16 thomas sin6 = (struct sockaddr_in6 *)&h->ss;
1088 cdbe1d7d 2022-08-06 thomas ra = (struct sockaddr_in6 *)res->ai_addr;
1089 cdbe1d7d 2022-08-06 thomas got_sockaddr_inet6_init(sin6, &ra->sin6_addr, 0);
1092 e4c7e0b0 2022-08-30 thomas if (add_addr(new_srv, h))
1093 e4c7e0b0 2022-08-30 thomas return -1;
1096 8a35f56c 2022-07-16 thomas if (cnt == max && res) {
1097 8a35f56c 2022-07-16 thomas log_warnx("%s: %s resolves to more than %d hosts", __func__,
1098 8a35f56c 2022-07-16 thomas s, max);
1100 8a35f56c 2022-07-16 thomas freeaddrinfo(res0);
1101 8a35f56c 2022-07-16 thomas return (cnt);
1105 e4c7e0b0 2022-08-30 thomas host_if(const char *s, struct server *new_srv, int max,
1106 8a35f56c 2022-07-16 thomas in_port_t port, const char *ifname, int ipproto)
1108 8a35f56c 2022-07-16 thomas struct ifaddrs *ifap, *p;
1109 8a35f56c 2022-07-16 thomas struct sockaddr_in *sain;
1110 8a35f56c 2022-07-16 thomas struct sockaddr_in6 *sin6;
1111 8a35f56c 2022-07-16 thomas struct address *h;
1112 8a35f56c 2022-07-16 thomas int cnt = 0, af;
1114 8a35f56c 2022-07-16 thomas if (getifaddrs(&ifap) == -1)
1115 8a35f56c 2022-07-16 thomas fatal("getifaddrs");
1117 8a35f56c 2022-07-16 thomas /* First search for IPv4 addresses */
1118 8a35f56c 2022-07-16 thomas af = AF_INET;
1121 8a35f56c 2022-07-16 thomas for (p = ifap; p != NULL && cnt < max; p = p->ifa_next) {
1122 8a35f56c 2022-07-16 thomas if (p->ifa_addr == NULL ||
1123 8a35f56c 2022-07-16 thomas p->ifa_addr->sa_family != af ||
1124 8a35f56c 2022-07-16 thomas (strcmp(s, p->ifa_name) != 0 &&
1125 8a35f56c 2022-07-16 thomas !is_if_in_group(p->ifa_name, s)))
1126 8a35f56c 2022-07-16 thomas continue;
1127 8a35f56c 2022-07-16 thomas if ((h = calloc(1, sizeof(*h))) == NULL)
1128 8a35f56c 2022-07-16 thomas fatal("calloc");
1130 8a35f56c 2022-07-16 thomas if (port)
1131 8a35f56c 2022-07-16 thomas h->port = port;
1132 8a35f56c 2022-07-16 thomas if (ifname != NULL) {
1133 8a35f56c 2022-07-16 thomas if (strlcpy(h->ifname, ifname, sizeof(h->ifname)) >=
1134 8a35f56c 2022-07-16 thomas sizeof(h->ifname)) {
1135 8a35f56c 2022-07-16 thomas log_warnx("%s: interface name truncated",
1136 8a35f56c 2022-07-16 thomas __func__);
1137 8a35f56c 2022-07-16 thomas free(h);
1138 8a35f56c 2022-07-16 thomas freeifaddrs(ifap);
1139 8a35f56c 2022-07-16 thomas return (-1);
1142 8a35f56c 2022-07-16 thomas if (ipproto != -1)
1143 8a35f56c 2022-07-16 thomas h->ipproto = ipproto;
1144 8a35f56c 2022-07-16 thomas h->ss.ss_family = af;
1145 8a35f56c 2022-07-16 thomas h->prefixlen = -1; /* host address */
1147 8a35f56c 2022-07-16 thomas if (af == AF_INET) {
1148 cdbe1d7d 2022-08-06 thomas struct sockaddr_in *ra;
1149 8a35f56c 2022-07-16 thomas sain = (struct sockaddr_in *)&h->ss;
1150 cdbe1d7d 2022-08-06 thomas ra = (struct sockaddr_in *)p->ifa_addr;
1151 cdbe1d7d 2022-08-06 thomas got_sockaddr_inet_init(sain, &ra->sin_addr);
1152 8a35f56c 2022-07-16 thomas } else {
1153 cdbe1d7d 2022-08-06 thomas struct sockaddr_in6 *ra;
1154 8a35f56c 2022-07-16 thomas sin6 = (struct sockaddr_in6 *)&h->ss;
1155 cdbe1d7d 2022-08-06 thomas ra = (struct sockaddr_in6 *)p->ifa_addr;
1156 cdbe1d7d 2022-08-06 thomas got_sockaddr_inet6_init(sin6, &ra->sin6_addr,
1157 cdbe1d7d 2022-08-06 thomas ra->sin6_scope_id);
1160 e4c7e0b0 2022-08-30 thomas if (add_addr(new_srv, h))
1161 e4c7e0b0 2022-08-30 thomas return -1;
1164 8a35f56c 2022-07-16 thomas if (af == AF_INET) {
1165 8a35f56c 2022-07-16 thomas /* Next search for IPv6 addresses */
1166 8a35f56c 2022-07-16 thomas af = AF_INET6;
1167 8a35f56c 2022-07-16 thomas goto nextaf;
1170 8a35f56c 2022-07-16 thomas if (cnt > max) {
1171 8a35f56c 2022-07-16 thomas log_warnx("%s: %s resolves to more than %d hosts", __func__,
1172 8a35f56c 2022-07-16 thomas s, max);
1174 8a35f56c 2022-07-16 thomas freeifaddrs(ifap);
1175 8a35f56c 2022-07-16 thomas return (cnt);
1179 e4c7e0b0 2022-08-30 thomas host(const char *s, struct server *new_srv, int max,
1180 8a35f56c 2022-07-16 thomas in_port_t port, const char *ifname, int ipproto)
1182 8a35f56c 2022-07-16 thomas struct address *h;
1184 8a35f56c 2022-07-16 thomas h = host_v4(s);
1186 8a35f56c 2022-07-16 thomas /* IPv6 address? */
1187 8a35f56c 2022-07-16 thomas if (h == NULL)
1188 8a35f56c 2022-07-16 thomas h = host_v6(s);
1190 8a35f56c 2022-07-16 thomas if (h != NULL) {
1191 8a35f56c 2022-07-16 thomas if (port)
1192 8a35f56c 2022-07-16 thomas h->port = port;
1193 8a35f56c 2022-07-16 thomas if (ifname != NULL) {
1194 8a35f56c 2022-07-16 thomas if (strlcpy(h->ifname, ifname, sizeof(h->ifname)) >=
1195 8a35f56c 2022-07-16 thomas sizeof(h->ifname)) {
1196 8a35f56c 2022-07-16 thomas log_warnx("%s: interface name truncated",
1197 8a35f56c 2022-07-16 thomas __func__);
1198 8a35f56c 2022-07-16 thomas free(h);
1199 8a35f56c 2022-07-16 thomas return (-1);
1202 8a35f56c 2022-07-16 thomas if (ipproto != -1)
1203 8a35f56c 2022-07-16 thomas h->ipproto = ipproto;
1205 e4c7e0b0 2022-08-30 thomas if (add_addr(new_srv, h))
1206 e4c7e0b0 2022-08-30 thomas return -1;
1207 8a35f56c 2022-07-16 thomas return (1);
1210 e4c7e0b0 2022-08-30 thomas return (host_dns(s, new_srv, max, port, ifname, ipproto));
1214 8a35f56c 2022-07-16 thomas is_if_in_group(const char *ifname, const char *groupname)
1216 ff36aeea 2022-07-16 thomas /* TA: Check this... */
1217 ff36aeea 2022-07-16 thomas #ifdef HAVE_STRUCT_IFGROUPREQ
1218 8a35f56c 2022-07-16 thomas unsigned int len;
1219 8a35f56c 2022-07-16 thomas struct ifgroupreq ifgr;
1220 8a35f56c 2022-07-16 thomas struct ifg_req *ifg;
1222 8a35f56c 2022-07-16 thomas int ret = 0;
1224 8a35f56c 2022-07-16 thomas if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
1225 8a35f56c 2022-07-16 thomas err(1, "socket");
1227 8a35f56c 2022-07-16 thomas memset(&ifgr, 0, sizeof(ifgr));
1228 8a35f56c 2022-07-16 thomas if (strlcpy(ifgr.ifgr_name, ifname, IFNAMSIZ) >= IFNAMSIZ)
1229 8a35f56c 2022-07-16 thomas err(1, "IFNAMSIZ");
1230 8a35f56c 2022-07-16 thomas if (ioctl(s, SIOCGIFGROUP, (caddr_t)&ifgr) == -1) {
1231 8a35f56c 2022-07-16 thomas if (errno == EINVAL || errno == ENOTTY)
1232 8a35f56c 2022-07-16 thomas goto end;
1233 8a35f56c 2022-07-16 thomas err(1, "SIOCGIFGROUP");
1236 8a35f56c 2022-07-16 thomas len = ifgr.ifgr_len;
1237 8a35f56c 2022-07-16 thomas ifgr.ifgr_groups = calloc(len / sizeof(struct ifg_req),
1238 8a35f56c 2022-07-16 thomas sizeof(struct ifg_req));
1239 8a35f56c 2022-07-16 thomas if (ifgr.ifgr_groups == NULL)
1240 8a35f56c 2022-07-16 thomas err(1, "getifgroups");
1241 8a35f56c 2022-07-16 thomas if (ioctl(s, SIOCGIFGROUP, (caddr_t)&ifgr) == -1)
1242 8a35f56c 2022-07-16 thomas err(1, "SIOCGIFGROUP");
1244 8a35f56c 2022-07-16 thomas ifg = ifgr.ifgr_groups;
1245 8a35f56c 2022-07-16 thomas for (; ifg && len >= sizeof(struct ifg_req); ifg++) {
1246 8a35f56c 2022-07-16 thomas len -= sizeof(struct ifg_req);
1247 8a35f56c 2022-07-16 thomas if (strcmp(ifg->ifgrq_group, groupname) == 0) {
1248 8a35f56c 2022-07-16 thomas ret = 1;
1252 8a35f56c 2022-07-16 thomas free(ifgr.ifgr_groups);
1255 8a35f56c 2022-07-16 thomas close(s);
1256 8a35f56c 2022-07-16 thomas return (ret);
1258 ff36aeea 2022-07-16 thomas return (0);
1263 e4c7e0b0 2022-08-30 thomas get_addrs(const char *addr, struct server *new_srv, in_port_t port)
1265 8a35f56c 2022-07-16 thomas if (strcmp("", addr) == 0) {
1266 e4c7e0b0 2022-08-30 thomas if (host("127.0.0.1", new_srv, 1, port, "127.0.0.1",
1267 e4c7e0b0 2022-08-30 thomas -1) <= 0) {
1268 8a35f56c 2022-07-16 thomas yyerror("invalid listen ip: %s",
1269 a90e3117 2022-08-27 thomas "127.0.0.1");
1270 8a35f56c 2022-07-16 thomas return (-1);
1272 e4c7e0b0 2022-08-30 thomas if (host("::1", new_srv, 1, port, "::1", -1) <= 0) {
1273 a90e3117 2022-08-27 thomas yyerror("invalid listen ip: %s", "::1");
1274 8a35f56c 2022-07-16 thomas return (-1);
1276 8a35f56c 2022-07-16 thomas } else {
1277 e4c7e0b0 2022-08-30 thomas if (host(addr, new_srv, GOTWEBD_MAXIFACE, port, addr,
1278 8a35f56c 2022-07-16 thomas -1) <= 0) {
1279 8a35f56c 2022-07-16 thomas yyerror("invalid listen ip: %s", addr);
1280 8a35f56c 2022-07-16 thomas return (-1);
1283 8a35f56c 2022-07-16 thomas return (0);
1287 e4c7e0b0 2022-08-30 thomas addr_dup_check(struct addresslist *al, struct address *h, const char *new_srv,
1288 e4c7e0b0 2022-08-30 thomas const char *other_srv)
1290 e4c7e0b0 2022-08-30 thomas struct address *a;
1291 e4c7e0b0 2022-08-30 thomas void *ia;
1292 e4c7e0b0 2022-08-30 thomas char buf[INET6_ADDRSTRLEN];
1293 e4c7e0b0 2022-08-30 thomas const char *addrstr;
1295 e4c7e0b0 2022-08-30 thomas TAILQ_FOREACH(a, al, entry) {
1296 e4c7e0b0 2022-08-30 thomas if (memcmp(&a->ss, &h->ss, sizeof(h->ss)) != 0 ||
1297 e4c7e0b0 2022-08-30 thomas a->port != h->port)
1298 e4c7e0b0 2022-08-30 thomas continue;
1300 e4c7e0b0 2022-08-30 thomas switch (h->ss.ss_family) {
1301 e4c7e0b0 2022-08-30 thomas case AF_INET:
1302 e4c7e0b0 2022-08-30 thomas ia = &((struct sockaddr_in *)(&h->ss))->sin_addr;
1304 e4c7e0b0 2022-08-30 thomas case AF_INET6:
1305 e4c7e0b0 2022-08-30 thomas ia = &((struct sockaddr_in6 *)(&h->ss))->sin6_addr;
1307 e4c7e0b0 2022-08-30 thomas default:
1308 e4c7e0b0 2022-08-30 thomas yyerror("unknown address family: %d", h->ss.ss_family);
1309 e4c7e0b0 2022-08-30 thomas return -1;
1311 e4c7e0b0 2022-08-30 thomas addrstr = inet_ntop(h->ss.ss_family, ia, buf, sizeof(buf));
1312 e4c7e0b0 2022-08-30 thomas if (addrstr) {
1313 e4c7e0b0 2022-08-30 thomas if (other_srv) {
1314 e4c7e0b0 2022-08-30 thomas yyerror("server %s: duplicate fcgi listen "
1315 e4c7e0b0 2022-08-30 thomas "address %s:%d, already used by server %s",
1316 e4c7e0b0 2022-08-30 thomas new_srv, addrstr, h->port, other_srv);
1317 e4c7e0b0 2022-08-30 thomas } else {
1318 e4c7e0b0 2022-08-30 thomas log_warnx("server: %s: duplicate fcgi listen "
1319 e4c7e0b0 2022-08-30 thomas "address %s:%d", new_srv, addrstr, h->port);
1321 e4c7e0b0 2022-08-30 thomas } else {
1322 e4c7e0b0 2022-08-30 thomas if (other_srv) {
1323 e4c7e0b0 2022-08-30 thomas yyerror("server: %s: duplicate fcgi listen "
1324 e4c7e0b0 2022-08-30 thomas "address, already used by server %s",
1325 e4c7e0b0 2022-08-30 thomas new_srv, other_srv);
1326 e4c7e0b0 2022-08-30 thomas } else {
1327 e4c7e0b0 2022-08-30 thomas log_warnx("server %s: duplicate fcgi listen "
1328 e4c7e0b0 2022-08-30 thomas "address", new_srv);
1332 e4c7e0b0 2022-08-30 thomas return -1;
1335 e4c7e0b0 2022-08-30 thomas return 0;
1339 e4c7e0b0 2022-08-30 thomas add_addr(struct server *new_srv, struct address *h)
1341 e4c7e0b0 2022-08-30 thomas struct server *srv;
1343 e4c7e0b0 2022-08-30 thomas /* Address cannot be shared between different servers. */
1344 e4c7e0b0 2022-08-30 thomas TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
1345 e4c7e0b0 2022-08-30 thomas if (srv == new_srv)
1346 e4c7e0b0 2022-08-30 thomas continue;
1347 e4c7e0b0 2022-08-30 thomas if (addr_dup_check(&srv->al, h, new_srv->name, srv->name))
1348 e4c7e0b0 2022-08-30 thomas return -1;
1351 e4c7e0b0 2022-08-30 thomas /* Tolerate duplicate address lines within the scope of a server. */
1352 e4c7e0b0 2022-08-30 thomas if (addr_dup_check(&new_srv->al, h, NULL, NULL) == 0)
1353 e4c7e0b0 2022-08-30 thomas TAILQ_INSERT_TAIL(&new_srv->al, h, entry);
1355 e4c7e0b0 2022-08-30 thomas free(h);
1357 e4c7e0b0 2022-08-30 thomas return 0;
